<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>
<body>
    <!-- table标签代表的是表格 -->
     <!-- tr标签代表的是行 -->
     <!-- td标签代表的是单元格(列) -->
      <!-- border属性用来设置单元格的边框 -->
    <table border="1" width="300" height="200">
        <tr>
            <td>单元格</td>
            <td>单元格</td>
            <td>单元格</td>
            <td>单元格</td>
        </tr>
        
        <tr>
            <td>单元格</td>
            <td>单元格</td>
            <td>单元格</td>
            <td>单元格</td>
        </tr>
        <tr>
            <td>单元格</td>
        <td>单元格</td>
        <td>单元格</td>
        <td>单元格</td>
        </tr>
        <tr>
            <td>单元格</td>
        <td>单元格</td>
        <td>单元格</td>
        <td>单元格</td>
        </tr>
    </table>
</body>
</html>